do...while ่ชๆณ
Baseline
Widely available
This feature is well established and works across many devices and browser versions. Itโs been available across browsers since โจ2015ๅนด7ๆโฉ.
do...while ่ชๆณๆๅ่ฆๅท่ก็ดๅฐๆๅฎๆขไปถ็ๆฑๅผ็ตๆ็บ false ็บๆญขใdo...while ่ชๆณๅฆไธ๏ธฐ
js
do
statement
while (condition);
statement ๆๅจๆชขๆธฌๆขไปถไนๅๅฐฑๅ
ๅท่กไธๆฌกใ่ฅ่ฆๅท่กๅคๅ่ชๅฅ๏ผๅฐฑไฝฟ็จๅๅก่ชๆณ๏ผ{ ... }๏ผๆ่ชๅฅ็พค็ตๅใๅฆๆ condition ็บ true๏ผๅฐฑๆๅๅท่กไธๆฌก่ชๅฅใๆฏๅๅท่กไปฅๅพ๏ผๅฐฑๆๆชขๆธฌๆขไปถใ็ถๆขไปถ็บ false ๆ๏ผๅฐฑๅๆญขๅท่กไธฆๆๆงๅถๆฌ่ฝ็งป็ตฆ do...while ๅพ้ข็่ชๅฅใ
็ฏไพ
ๅจไปฅไธ็ฏไพไธญ๏ผdo ๅพช็ฐ่ณๅฐๆๅ่ฆๅท่กไธๆฌก๏ผไธฆไธ็ดๅ่ฆๅฐ i ไธๅๅฐๆผ 5 ็บๆญขใ
js
do {
i += 1;
document.write(i);
} while (i < 5);